Null.php

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<?php
#require_once 'Zend/Pdf/Element.php';


class Zend_Pdf_Element_Null extends Zend_Pdf_Element
{
    public $value;


    public function __construct()
    {
        $this->value = null;
    }


    public function getType()
    {
        return Zend_Pdf_Element::TYPE_NULL;
    }


    public function toString($factory = null)
    {
        return 'null';
    }
}